Critics argue the satellites, billed as a way to harness solar energy at night, could hamper sky observations and may pose a threat to human and animal health ...

The sun's distance from Earth changes throughout the year but it has nothing to do with the seasons. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Picture a farm or garden, and you're likely to imagine crops planted in rows. Run water between the rows and you have furrow irrigation, one of humanity's oldest methods used to grow food. It's still ...

Mars has captivated humans since we first set eyes on it as a star-like object in the night sky. Early on, its reddish hue set the planet apart from its shimmering siblings, each compelling in its own ...

Dec. 15, 2025 Natural killer cells act as the immune system’s rapid-response team, but the stress of anxiety and insomnia may be quietly thinning their ranks. A study of young women in Saudi Arabia ...

The heart is a pump, and the blood goes round, and round, and round all the time. And why does it do that? Why can't it just have a rest? Well, the blood has to be kept moving around all the time ...

Are you worried about online privacy? Not a fan of anticompetitive practices? Maybe you just want a new take on web search? These 12 search engines beat Google in many ways.